Home / 8,786,986.80-13,188,353.40-7,590,260.40

Finding the Fourth Proportional to 8,786,986.80, 13,188,353.40 and 7,590,260.40

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Solution

The fourth proportional to 8,786,986.80, 13,188,353.40 and 7,590,260.40 is: 11,392,191.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,786,986.80 : 13,188,353.40 = 7,590,260.40 : x
  2. Step 2: Convert to fraction form
    8,786,986.80/13,188,353.40 = 7,590,260.40/x
  3. Step 3: Cross multiply
    8,786,986.80x = 13,188,353.40 × 7,590,260.40
  4. Step 4: Simplify right side
    8,786,986.80x = 100,103,036,553,225.38
  5. Step 5: Solve for x
    x = 100,103,036,553,225.38/8,786,986.80
  6. Step 6: Final answer
    x = 11,392,191.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.